Müller, I., Schindler, C., Adams, L., Endes, K., Gall, S., Gerber, M., Htun, N., Nqweniso, S., Joubert, N., Probst-Hensch, N., du Randt, R., Seelig, H., Smith, D., Steinmann, P., Utzinger, J., Yap, P., Walter, C., Pühse, U. (2019). Effect of a Multidimensional Physical Activity Intervention on Body Mass Index, Skinfolds and Fitness in South African Children: Results from a Cluster-Randomised Controlled Trial. Int. J. Environ. Res. Public Health, 16, 232. https://doi.org/10.3390/ijerph16020232